Write your name, student ID number, and the exam version on your Scantron form.

Scantron forms without a student ID number or without an exam version number will not be graded---you will receive an F on the final if you omit either.

Write your name and SID on this exam.

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Sign the form to confirm "I swear I did not cheat on this exam, nor did I help anyone else to cheat."


The next few questions refer to the same sampling problem.


The next four questions are about the same hypothesis testing problem.





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The next few questions refer to the same sampling problem.



The next two problems refer to the following probability distribution for a random variable X.

The expected value of X is closest to

The standard error of X is closest to


The next few problems refer to the same hypothetical statistics class.

A student is selected at random from the class. The conditional probability that the student cheated, given that the software says he or she did, is closest to

The expected number of cheaters who are correctly identified by the software is closest to

The expected number of honest students who are incorrectly identified to be cheaters by the software is closest to

The probability that the software correctly identifies at least of the cheaters is closest to

The probability that the software correctly identifies all of the students who cheated, without mis-identifying any of the honest students to be cheaters, is closest to


The next three problems concern drawing from the same box of tickets.

A box contains tickets labeled with the numbers

The expected value of the sum of the on the tickets drawn in random draws with replacement from the box is closest to

The standard error of the sum of the on the tickets drawn in random draws with replacement is closest to



The next three problems refer to the same artificial data set.